Render a hyperrealistic portrait of a cyborg skull terminator t-100 humanoid riding a mecha robotic black metallic Bulky Custom Harley Davidson Chopper Superbike with exoskeleton armor and bones design, both wheel covered in flames leaving fire trails on a dark night. The subject wears a bold techwear leather with straps black bike jacket and black leather jeans, his skull ablaze with flames. Sharp focus highlights intricate details of the mecha body beneath featuring metallic titanium surface and mesmerizing white-beige fusion. Octane 3D rendering brings forth vivid colors, high-resolution textures, and precise mechanical renderings against a building backdrop bathed in luminous moon lighting.